NEW YORK (AP) -- Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and the Nasdaq Stock Market:
Barnes & Noble Inc., up 95 cents at $18.61
The bookseller said that its CEO William Lynch was resigning after three years on the job. The company did not name a replacement.
Wolverine World Wide Inc., up $2.11 at $57.38
The footwear and clothing company's fiscal second-quarter net income fell 13 percent, but its adjusted results easily beat expectations.
The Kroger Co., up 96 cents at $37.15
The supermarket operator said that it has agreed to buy Harris Teeter Supermarkets Inc. for about $2.44 billion in cash.
Pandora Media Inc., down 87 cents at $19.65
The Internet radio company said that the number of hours people listened to its music in June rose from year-ago levels, but fell from May of this year.
Hi-Tech Pharmacal Co. Inc., up $1.72 at $35.25
The Amityville, N.Y.-based generic and branded drugmaker reported a loss of $4.6 million in its fourth quarter as revenue fell.
Intuitive Surgical Inc., down $80.78 at $419.30
The maker of robotic surgery system forecast disappointing second-quarter sales saying that it was hurt by reduced hospital admissions.
Amarin Corp. PLC, down 59 cents at $5.58
The Irish drugmaker said that it plans to sell 21.7 million American Depositary Shares in an underwritten public offering.
Natus Medical Inc., down 62 cents at $11.78
Shares of the medical device maker for newborn care continued to fall a day after saying its second-quarter revenue missed expectations.